KR20220143859A - 크로마 신호를 처리하기 위한 방법 - Google Patents

크로마 신호를 처리하기 위한 방법 Download PDF

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KR20220143859A
KR20220143859A KR1020227029732A KR20227029732A KR20220143859A KR 20220143859 A KR20220143859 A KR 20220143859A KR 1020227029732 A KR1020227029732 A KR 1020227029732A KR 20227029732 A KR20227029732 A KR 20227029732A KR 20220143859 A KR20220143859 A KR 20220143859A
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chroma
slice
picture
video
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Korean (ko)
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모함메드 고램 사르워
지안콩 루오
얀 예
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알리바바 그룹 홀딩 리미티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/174—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227029732A 2020-02-21 2021-02-11 크로마 신호를 처리하기 위한 방법 Pending KR20220143859A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062980120P 2020-02-21 2020-02-21
US62/980,120 2020-02-21
PCT/US2021/017592 WO2021167830A1 (en) 2020-02-21 2021-02-11 Methods for processing chroma signals

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KR20220143859A true KR20220143859A (ko) 2022-10-25

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US (1) US11889091B2 (https=)
EP (1) EP4107962A4 (https=)
JP (4) JP2023514136A (https=)
KR (1) KR20220143859A (https=)
CN (4) CN115152236B (https=)
WO (1) WO2021167830A1 (https=)

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CN115152235B (zh) 2020-02-26 2025-08-12 寰发股份有限公司 图像或视频处理系统中传送回路滤波器参数的方法及装置
JP2021158633A (ja) * 2020-03-30 2021-10-07 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
WO2021222260A1 (en) 2020-04-29 2021-11-04 Bytedance Inc. Filter parameter signaling in video picture headers

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US8917769B2 (en) 2009-07-03 2014-12-23 Intel Corporation Methods and systems to estimate motion based on reconstructed reference frames at a video decoder
US8644680B2 (en) * 2009-09-18 2014-02-04 Rovi Technologies Corporation Method and apparatus for providing a content control signal in a media player via color burst phase modifications
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US9363516B2 (en) * 2012-01-19 2016-06-07 Qualcomm Incorporated Deblocking chroma data for video coding
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
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KR101812615B1 (ko) * 2012-09-28 2017-12-27 노키아 테크놀로지스 오와이 비디오 코딩 및 디코딩을 위한 장치, 방법 및 컴퓨터 프로그램
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EP3206400A4 (en) * 2014-10-06 2018-05-16 Sony Corporation Image processing device and method
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WO2016063440A1 (ja) * 2014-10-22 2016-04-28 日本電気株式会社 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法及びプログラム
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KR20230021187A (ko) * 2018-02-14 2023-02-13 돌비 레버러토리즈 라이쎈싱 코오포레이션 레이트 왜곡 최적화를 이용한 비디오 코딩에서의 이미지 재성형
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JP2023514136A (ja) 2023-04-05
CN115152236B (zh) 2025-06-03
CN115152236A (zh) 2022-10-04
CN120186349A (zh) 2025-06-20
CN120186348A (zh) 2025-06-20
JP2026048735A (ja) 2026-03-17
WO2021167830A1 (en) 2021-08-26
US20210266573A1 (en) 2021-08-26
US11889091B2 (en) 2024-01-30
JP2026048734A (ja) 2026-03-17
JP2026031957A (ja) 2026-02-25
EP4107962A4 (en) 2023-07-26
US20240129498A1 (en) 2024-04-18
EP4107962A1 (en) 2022-12-28
CN120151536A (zh) 2025-06-13

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